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Milk Thistle

Silybum marianum

Asteraceae · herbaceous · introduced

Last updated

Data Coverage 1 of 6 dimensions
Site Data
Threats
Cultivars
Phenology
GDD Thresholds
Puget Sound

Quick Facts

Height
3–5 ft
Spread
3–4 ft
Light
Full Sun
Water
Moderate
Hardiness
Zone Zones 5–10
Bloom Time
july to august
Origin
Western Asia, Europe, and Northern Africa